More than 700 million years ago, the Earth was plunged into a state that geologists call "snowball Earth", when our planet ...

A new study offers the most detailed glimpse yet into how Earth's surface temperature has changed over the past 485 million years. The data show that Earth has been and can be warmer than today -- but ...

NASA is weeks away from sending its Clipper orbiter on a journey to the Jupiter moon Europa, which scientists believe could ...

Every living organism uses tiny quantities of metals to carry out biological functions, including breathing, transcribing DNA ...

You stand at the shore of a desolate ocean on a desolate world. As the dawn breaks, a strangely red star, 50 times larger ...

An effort to understand Earth’s past climates uncovered a history of wild temperature shifts and offered a warning on the ...

High in the Canadian wilderness, Smithsonian scientists search for ancient minerals that could explain the origins of the ...

I f astronomers had been walking the Earth 466 million years ago, they may have had something special to see. The moon and ...

Mega El Niños could have intensified the world’s most devastating mass extinction, which ended the Permian Period 252 million ...

Some of the most dramatic climate events in history are the Snowball Earth episodes, which occurred hundreds of millions of ...

How did life on Earth begin? and Is there life elsewhere in the universe? Given the enormous interest in these questions, you ...

Speaking with Deadline, Noah Hawley confirmed his upcoming Alien TV series will introduce new variations of the Xenomorph ...